Sample variance
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Revision as of 18:41, 16 June 2011 by Wikiadmin (talk | contribs) (moved Template:Sample variance to Equations:Sample variance)
Revision as of 18:41, 16 June 2011 by Wikiadmin (talk | contribs) (moved Template:Sample variance to Equations:Sample variance)
<math>s^2 = \frac{\sum_{i=1}^n{(y_i-\bar{y})^2}}{n-1}</math>